Error Code |
Cause Analysis |
Troubleshooting / Solution |
Auto and -3 |
Upgraded the incorrect firmware |
Consult your dealer for after-sales. |
DFU |
Possible mis-entry into DFU mode |
Unplug the power supply and reboot. |
d-3 |
Unit may be defective |
Check the power supply and try with other DC5V power supplies, disconnect all the inputs and outputs of E30II and reboot. If that still not works, unit is considered defective. |
Cycle displaying DIR and Err |
Unit may be defective |
Check the power supply and try with other DC5V power supplies, disconnect all the inputs and outputs of E30II and reboot. If that still not works, unit is considered defective. |
Cycle displaying INH and Err |
Too high input voltage |
Check the power supply and try with other DC5V power supplies. |
Cycle displaying INL and Er |
Too low input voltage |
Check the power supply and try with other DC5V power supplies. |
Cycle displaying PN and Err |
Unit may be defective |
Check the power supply and try with other DC5V power supplies, disconnect all the inputs and outputs of E30II and reboot. If that still not works, unit is considered defective. |